feat: release design system engine, studio and component contracts

output/design-system-phase-5/browser-checks.json

@@ -0,0 +1,33 @@
+{
+  "alternatives": [
+    {
+      "font": "\"IBM Plex Mono\", \"Courier New\", monospace",
+      "primary": "#606C38",
+      "radius": "0px"
+    },
+    {
+      "font": "Georgia, serif",
+      "primary": "#606C38",
+      "radius": "16px"
+    },
+    {
+      "font": "Arial, sans-serif",
+      "primary": "#606C38",
+      "radius": "0px"
+    }
+  ],
+  "lockedPrimary": "#606C38",
+  "checks": [
+    "Three staged directions, source unchanged",
+    "Decision color locks retained in all previews",
+    "Review and accepted draft revision",
+    "Word-based edit accepted",
+    "Locked shape edit failed without deleting prior proposal",
+    "Stale source rejected",
+    "Reload restored brief, locks and candidates",
+    "Mixed geometry and typography revalidated",
+    "Reviewed bundle applied to demo folder"
+  ],
+  "provider": "local-rules",
+  "liveProviderCalled": false
+}